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faster obs_meta generation, use better formatting and handle NULL boundary_id

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This commit is contained in:
John Krauss
2016-07-12 11:52:56 -04:00
parent 56fa19118b
commit ebc27dbbb7
2 changed files with 13 additions and 12 deletions
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21
src/pg/sql/41_observatory_augmentation.sql
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@@ -397,16 +397,17 @@ DECLARE
BEGIN
EXECUTE
format('SELECT numer_colname, numer_geomref_colname, numer_tablename
FROM observatory.obs_meta
WHERE geom_id = %L
AND numer_id = %L
AND (numer_timespan = %L OR (%L = ''''))
ORDER BY numer_timespan DESC
LIMIT 1 ',
boundary_id, measure_id, coalesce(time_span, ''), coalesce(time_span, ''))
INTO colname, data_geoid_colname, target_table;
$query$
SELECT numer_colname, numer_geomref_colname, numer_tablename
FROM observatory.obs_meta
WHERE (geom_id = $1 OR ($1 = ''))
AND numer_id = $2
AND (numer_timespan = $3 OR ($3 = ''))
ORDER BY geom_weight DESC, numer_timespan DESC
LIMIT 1
$query$
INTO colname, data_geoid_colname, target_table
USING COALESCE(boundary_id, ''), measure_id, COALESCE(time_span, '');
RAISE DEBUG 'target_table %, colname %', target_table, colname;